20606165

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6997}}^1$

素因数の和:7052

約数の個数: 16

約数和(自身を含む): 26872320

約数和(自身を除く): 6266155

約数列:

[1, 5, 19, 31, 95, 155, 589, 2945, 6997, 34985, 132943, 216907, 664715, 1084535, 4121233, 20606165]

約数ペア:

[(1, 20606165), (5, 4121233), (19, 1084535), (31, 664715), (95, 216907), (155, 132943), (589, 34985), (2945, 6997)]